UVCS MISSION LOG ---------------- Date: 22 February 1999 ----- Last revision: 23 February 1999 (Wu) -------------- File Name: 99.02.22.a.log ----------- Compiled by: M. Romoli ------------ UVCS Activity: WLC stability test -------------- Signatures of solitary waves in coronal holes Load and Start Synoptic for February 23 SOHO Activity: -------------- EOF Staff: M. Romoli: Lead Scientist / Commander ---------- J.G. Michels: Instrument Operations Scientist K. Ko: Planner R. Wu Command file: 99.02.22.16:02:29.cmd.log Activity: --------- 1) WLC stability test Sequence: 99.02.22_marco0 SCI_SPEC: Monitoring of the Visible Light Counts time variation following the end of the synoptic OBS_PROG: Calibration SCI_OBJ: Calibration OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 99.02.22.11:37 end: 99.02.22.12:49 ONUMs = 9139 (47 exposures) Instrument configuration: - Pointing: Sun center - Roll: S - Mirror/Occulter: 1.6/1.4 - LYA Slits: 50 um - OVI Slits: 100 um - LYA GRTPOS: 70000 - OVI GRTPOS: 170000 - LYA mask: LYA_70_2sec in slot 2 - OVI mask: SOL_OVI_170 in slot 5 Fits files: q99.02.22.11:35:14.lya.dat q99.02.22.11:35:14.ovi.dat q99.02.22.11:35:14.vld.dat 2) Signatures of solitary waves in coronal holes Sequence: 99.02.22_marco 99.02.22_marco1 99.02.22_marco1 SCI_SPEC: Detection of solitary waves in coronal hole plume and interplume region, by monitoring of density fluctuations using visible polarized brightness. UV measurements of line intensity and profile of Lya provide averaged plasma parameters of the studied region. OBS_PROG: Temporal Resolution SCI_OBJ: Primary: Coronal Dynamics...Waves Sub Obj: Plasma Properties...Density OBJ: Coronal Hole CMP_NAME: CMP_NUM: Duration: start: 99.02.22.12:50 end: 99.02.23.01:16 ONUMs = 9140 (96 exposures) 9141 (176 exposures) 9142 (174 exposures) Instrument configuration: - Pointing: Sun center - Roll: S - Mirror/Occulter: 1.9/2.1 Ro 1.5mm occulting - LYA Slits: 50 um - OVI Slits: 300 um - LYA GRTPOS: 70000 - OVI GRTPOS: 170000 - LYA mask: LYA_70_2sec in slot 2 - OVI mask: SOL_OVI_170 in slot 5 Fits files: q99.02.22.12:49:00.lya.dat q99.02.22.12:49:00.ovi.dat q99.02.22.12:49:00.vld.dat q99.02.22.16:56:26.lya.dat q99.02.22.16:56:26.ovi.dat q99.02.22.16:56:26.vld.dat q99.02.22.21:14:24.lya.dat q99.02.22.21:14:24.ovi.dat q99.02.22.21:14:24.vld.dat GAP between 02/23/99|00:20:07( 4666) and 02/23/99|00:22:18( 4873) 3) Synoptic Sequence Load and Start (LYA HV off) Sequence: Synoptic_R120:Start SCI_SPEC: Synoptic studies OBS_PROG: Synoptic SCI_OBJ: Synoptic OBJ: Entire Corona CMP_NAME: CMP_NUM: Duration: start: 99.02.23.01:32 end: 99.02.23.15:16 ONUMs = 9151 (24 exps) 9152 (57 exps) 9153 (24 exps) 9154 (36 exps) 9155 (24 exps) 9156 (57 exps) 9157 (24 exps) 9158 (36 exps) Instrument configuration: - Pointing: Sun center - Roll: NE, E, SE, S, SW, W, NW, N (all rolls adjusted to account for Spacecraft's 120 degrees) - Mirror/Occulter: 1.5, 1.75, 2.0, 2.25, 2.50 Ro (Polar scan) 1.5, 1.75, 2.0, 2.25 Ro (MidLat scan) 1.5, 1.7, 1.9, 2.2, 2.6, 3 Ro (Equat. scan) 1.5 mm overocculting - LYA Slits: 50 um - OVI Slits: 100 um - LYA GRTPOS: 70000 - OVI GRTPOS: 170000 - LYA mask: LYA_70_2Sec in slot 2 (spaceholder) - OVI mask: OVI_Syn170 in slot 2 Fits Files: q99.02.23.01:31:20.lya.dat q99.02.23.01:31:20.ovi.dat q99.02.23.01:31:20.vld.dat q99.02.23.02:24:14.lya.dat q99.02.23.02:24:14.ovi.dat q99.02.23.02:24:14.vld.dat q99.02.23.04:17:45.lya.dat q99.02.23.04:17:45.ovi.dat q99.02.23.04:17:45.vld.dat q99.02.23.05:10:38.lya.dat q99.02.23.05:10:38.ovi.dat q99.02.23.05:10:38.vld.dat q99.02.23.08:26:23.lya.dat q99.02.23.08:26:23.ovi.dat q99.02.23.08:26:23.vld.dat q99.02.23.09:19:11.lya.dat q99.02.23.09:19:11.ovi.dat q99.02.23.09:19:11.vld.dat q99.02.23.11:12:38.lya.dat q99.02.23.11:12:38.ovi.dat q99.02.23.11:12:38.vld.dat GAP between 02/23/99|11:15:17( 2071) and 02/23/99|11:22:45( 2786) q99.02.23.12:05:32.lya.dat q99.02.23.12:05:32.ovi.dat q99.02.23.12:05:32.vld.dat GAP between 02/23/99|18:26:40(10745) and 02/23/99|18:28:46(10952)